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Questions and Answers
What is the result of decreasing the volume of a gas?
What is the result of decreasing the volume of a gas?
- No change in pressure
- A decrease in pressure
- An increase in pressure (correct)
- A constant product of pressure and volume
What is the ideal gas law related to?
What is the ideal gas law related to?
- The temperature of a solid
- The number of gas molecules
- The product of pressure and volume (correct)
- The pressure of a liquid
What is the basis of different kinds of thermometers?
What is the basis of different kinds of thermometers?
- The numerical value of temperature
- The expansion of mercury in a fever thermometer
- The common use of the Celsius scale
- The existence of some thermometric property of matter (correct)
What is the unit of temperature required for applying the ideal gas law?
What is the unit of temperature required for applying the ideal gas law?
What is the purpose of a temperature scale?
What is the purpose of a temperature scale?
What is the standard temperature scale in terms of which all other scales are defined?
What is the standard temperature scale in terms of which all other scales are defined?
What is the consequence of reducing the volume of a gas to half its original value?
What is the consequence of reducing the volume of a gas to half its original value?
Why is the Kelvin scale chosen as the standard?
Why is the Kelvin scale chosen as the standard?
What is Boyle's law related to?
What is Boyle's law related to?
What is the constant 'k' known as?
What is the constant 'k' known as?
What is the significance of zero on the absolute scale?
What is the significance of zero on the absolute scale?
What is the purpose of a mercury thermometer?
What is the purpose of a mercury thermometer?
What happens when a molecule strikes a surface?
What happens when a molecule strikes a surface?
What is the effect of the collisions of molecules with the surface?
What is the effect of the collisions of molecules with the surface?
What is the average kinetic energy of an ideal gas molecule?
What is the average kinetic energy of an ideal gas molecule?
What is the characteristic of the motion of molecules in a container?
What is the characteristic of the motion of molecules in a container?
What is the result of the enormous number of molecules striking the surface of a macroscopic container?
What is the result of the enormous number of molecules striking the surface of a macroscopic container?
At what temperature does water boil when the surrounding air is at a pressure of 1.00 atm?
At what temperature does water boil when the surrounding air is at a pressure of 1.00 atm?
What is the saturated vapor pressure of air at 100°C?
What is the saturated vapor pressure of air at 100°C?
What happens to the boiling point of water when the surrounding air pressure is decreased?
What happens to the boiling point of water when the surrounding air pressure is decreased?
What is the relationship between the fractional increase in volume and the increase in temperature?
What is the relationship between the fractional increase in volume and the increase in temperature?
What is the volume coefficient of expansion denoted by?
What is the volume coefficient of expansion denoted by?
What is the ratio ΔV/V for the water heated from 20°C to 25°C in both a 1 liter sample and a 1000 m³ swimming pool?
What is the ratio ΔV/V for the water heated from 20°C to 25°C in both a 1 liter sample and a 1000 m³ swimming pool?
When is the vapor considered 'saturated'?
When is the vapor considered 'saturated'?
What happens to the rate of evaporation as the temperature of a liquid increases?
What happens to the rate of evaporation as the temperature of a liquid increases?
What is the condition for a liquid to boil?
What is the condition for a liquid to boil?
What happens to the saturated vapor pressure as the temperature of a liquid increases?
What happens to the saturated vapor pressure as the temperature of a liquid increases?
In what state is the rate of evaporation equal to the rate of molecules reentering the liquid?
In what state is the rate of evaporation equal to the rate of molecules reentering the liquid?
What happens to the density of the vapor phase as the temperature of a liquid increases?
What happens to the density of the vapor phase as the temperature of a liquid increases?
When a solid is heated, its linear dimensions decrease.
When a solid is heated, its linear dimensions decrease.
The linear expansion coefficient of a solid is a measure of the fractional change in its volume.
The linear expansion coefficient of a solid is a measure of the fractional change in its volume.
The volume coefficient of expansion for a solid is equal to its linear coefficient.
The volume coefficient of expansion for a solid is equal to its linear coefficient.
The expansion of a solid is always proportional to the change in temperature.
The expansion of a solid is always proportional to the change in temperature.
The thermal expansion of a solid is anisotropic, meaning it expands differently in different directions.
The thermal expansion of a solid is anisotropic, meaning it expands differently in different directions.
The linear expansion coefficient of a solid is typically measured in units of 1/K.
The linear expansion coefficient of a solid is typically measured in units of 1/K.
The thermal expansion of a solid is reversible, meaning it returns to its original shape when cooled.
The thermal expansion of a solid is reversible, meaning it returns to its original shape when cooled.
The volume of a solid always increases when it is heated.
The volume of a solid always increases when it is heated.
The thermal expansion of a solid is affected by the material's composition.
The thermal expansion of a solid is affected by the material's composition.
The thermal expansion of a solid is a slow process, taking hours or days to occur.
The thermal expansion of a solid is a slow process, taking hours or days to occur.
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